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nisha87
17.01.2021 •
Mathematics
Pls help and SHOW WORKINGS....due ASAP
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Ответ:
(B). 50°
Step-by-step explanation:
(5x + 55)° = (2x + 100)°
5x + 55 = 2x + 100
5x - 2x = 100 - 55
3x = 45
x = 15
5(15) + 55 = 130°
m∠2 = 180° - 130° = 50°
Ответ:
X is equal to 1
Step-by-step explanation:
First minus 2 from both sides: -2x=-2
Then divide both side by -2 equal to 1.